226312042 has 16 divisors (see below), whose sum is σ = 386430912. Its totient is φ = 98396320.

The previous prime is 226312039. The next prime is 226312049. The reversal of 226312042 is 240213622.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (226312049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223123 + ... + 224134.

It is an arithmetic number, because the mean of its divisors is an integer number (24151932).

Almost surely, 2^226312042 is an apocalyptic number.

226312042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

226312042 is a deficient number, since it is larger than the sum of its proper divisors (160118870).

226312042 is a wasteful number, since it uses less digits than its factorization.

226312042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447293.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 226312042 is about 15043.6711609899. The cubic root of 226312042 is about 609.4001466791.

Adding to 226312042 its reverse (240213622), we get a palindrome (466525664).

The spelling of 226312042 in words is "two hundred twenty-six million, three hundred twelve thousand, forty-two".